@charset "UTF-8";
.word-break {
    word-break: break-all;
    word-wrap: break-word;
}
.keep-word {
    white-space: nowrap;
    word-break: keep-all;
}
/* CSS reset */
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
button,
textarea,
p,
blockquote,
th,
td {
    margin: 0;
    padding: 0;
}
fieldset,
img {
    border: 0;
}
:focus {
    outline: 0;
}
address,
caption,
cite,
code,
dfn,
th,
var,
optgroup {
    font-style: normal;
    font-weight: normal;
}
strong {
    font-weight: normal;
}
em {
    font-style: normal;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
    font-weight: normal;
    font-family: "Microsoft YaHei";
}
abbr,
acronym {
    border: 0;
    font-variant: normal;
}
code,
kbd,
samp,
tt {
    font-size: 100%;
}
input,
button,
textarea,
select {
    *font-size: 100%;
    border: none;
}
body {
    background: #fff;
    color: #5e5e5e;
    font: 14px/2em Microsoft YaHei, SimSun, Arial;
}
ol,
ul {
    list-style: none;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
caption,
th {
    text-align: left;
}
sup,
sub {
    font-size: 100%;
    vertical-align: baseline;
}
:link,
:visited,
ins {
    text-decoration: none;
}
blockquote,
q {
    quotes: none;
}
blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none;
}
a:link,
a:visited {
    color: #5e5e5e;
}
a:hover {
    color: #c9394a;
}
a:active {
    color: #666;
}
.clearfix:after {
    content: '\0020';
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}
.clearfix {
    *zoom: 1;
}
.l {
    float: left;
}
.r {
    float: right;
}
.clear {
    height: 0;
    overflow: hidden;
    clear: both;
}
.hide {
    display: none;
}
.btn.hide {
    display: none;
}
a.hidefocus {
    outline: none;
}
button.hidefocus::-moz-focus-inner {
    border: none;
}
a:focus {
    outline: none;
    -moz-outline: none;
}
input,
textarea {
    outline: none;
}
/*border && padding*/
html {
    font-family: sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}
[hidden],
template {
    display: none;
}
a {
    background-color: transparent;
}
a:focus,
a:active,
a:hover {
    outline: 0;
    -moz-outline: none;
}
button,
input,
optgroup,
select,
textarea {
    color: inherit;
    font: inherit;
    margin: 0;
}
button {
    overflow: visible;
}
button,
select {
    text-transform: none;
}
button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
    -webkit-appearance: button;
    cursor: pointer;
}
button[disabled],
html input[disabled] {
    cursor: default;
}
button::-moz-focus-inner,
input::-moz-focus-inner {
    border: 0;
    padding: 0;
}
input {
    line-height: normal;
}
input[type="checkbox"],
input[type="radio"] {
    box-sizing: border-box;
    padding: 0;
}
textarea {
    overflow: auto;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
@font-face {
    font-family: 'sz';
    src: url('/static/module/common/font/fonts/sz.eot?jftt03');
    src: url('/static/module/common/font/fonts/sz.eot?jftt03#iefix') format('embedded-opentype'), url('/static/module/common/font/fonts/sz.ttf?jftt03') format('truetype'), url('/static/module/common/font/fonts/sz.woff?jftt03') format('woff'), url('/static/module/common/font/fonts/sz.svg?jftt03#sz') format('svg');
    font-weight: normal;
    font-style: normal;
}
[class^="sz-"],
[class*=" sz-"] {
    /* use !important to prevent issues with browser extensions that change fonts */
    font-family: 'sz' !important;
    speak: none;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    /* Better Font Rendering =========== */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.sz-add_question:before {
    content: "\e90a";
}
.sz-webide:before {
    content: "\e90b";
}
.sz-continue:before {
    content: "\e90c";
}
.sz-error:before {
    content: "\e600";
}
.sz-done:before {
    content: "\e601";
}
.sz-close:before {
    content: "\e602";
}
.sz-help:before {
    content: "\e603";
}
.sz-event:before {
    content: "\e604";
}
.sz-answer:before {
    content: "\e605";
}
.sz-thumb:before {
    content: "\e606";
}
.sz-thumb-o:before {
    content: "\e607";
}
.sz-imooc:before {
    content: "\e608";
}
.sz-weibo:before {
    content: "\e609";
}
.sz-weixin:before {
    content: "\e60a";
}
.sz-qq:before {
    content: "\e60b";
}
.sz-delete:before {
    content: "\e60c";
}
.sz-edit:before {
    content: "\e60d";
}
.sz-folder:before {
    content: "\e60e";
}
.sz-code:before {
    content: "\e60f";
}
.sz-image:before {
    content: "\e62d";
}
.sz-unknown:before {
    content: "\e62e";
}
.sz-antenna:before {
    content: "\e610";
}
.sz-cloud-on:before {
    content: "\e611";
}
.sz-cloud-off:before {
    content: "\e612";
}
.sz-vpn-lock:before {
    content: "\e613";
}
.sz-check:before {
    content: "\e614";
}
.sz-check-o:before {
    content: "\e615";
}
.sz-radio-on:before {
    content: "\e616";
}
.sz-radio-off:before {
    content: "\e617";
}
.sz-star:before {
    content: "\e618";
}
.sz-star-h:before {
    content: "\e619";
}
.sz-star-o:before {
    content: "\e61a";
}
.sz-video-c:before {
    content: "\e61b";
}
.sz-practice-c:before {
    content: "\e61c";
}
.sz-code-c:before {
    content: "\e61d";
}
.sz-chapter:before {
    content: "\e61e";
}
.sz-add:before {
    content: "\e61f";
}
.sz-remove:before {
    content: "\e620";
}
.sz-empty:before {
    content: "\e621";
}
.sz-half:before {
    content: "\e622";
}
.sz-full:before {
    content: "\e623";
}
.sz-refresh:before {
    content: "\e624";
}
.sz-list-o:before {
    content: "\e628";
}
.sz-list-c:before {
    content: "\e629";
}
.sz-arrow-r:before {
    content: "\e625";
}
.sz-arrow-d:before {
    content: "\e626";
}
.sz-close-s:before {
    content: "\e62a";
}
.sz-close-h:before {
    content: "\e627";
}
.sz-unsave:before {
    content: "\e62b";
}
.sz-loading:before {
    content: "\e62c";
}
.sz-course:before {
    content: "\e62f";
}
.sz-project:before {
    content: "\e630";
}
.sz-student:before {
    content: "\e631";
}
.sz-evaluation:before {
    content: "\e632";
}
.sz-top:before {
    content: "\e633";
}
.sz-back:before {
    content: "\e634";
}
.sz-list:before {
    content: "\e635";
}
.sz-question:before {
    content: "\e636";
}
.sz-pen:before {
    content: "\e637";
}
.sz-message:before {
    content: "\e638";
}
.sz-clock:before {
    content: "\e639";
}
.sz-replay:before {
    content: "\e63a";
}
.sz-weixin-y:before {
    content: "\e63b";
}
.sz-qq-y:before {
    content: "\e63c";
}
.sz-weibo-y:before {
    content: "\e63d";
}
.sz-show-pw:before {
    content: "\e63e";
}
.sz-up:before {
    content: "\e800";
}
.sz-arrow-drop-right:before {
    content: "\e900";
}
.sz-done2:before {
    content: "\e901";
}
.sz-terminal:before {
    content: "\e902";
}
.sz-qr:before {
    content: "\e903";
}
.sz-settings:before {
    content: "\e904";
}
.sz-arrow_drop_down:before {
    content: "\e905";
}
.sz-content-copy:before {
    content: "\e906";
}
.sz-schedule:before {
    content: "\e907";
}
.sz-run:before {
    content: "\e908";
}
.sz-keyboard-control:before {
    content: "\e909";
}
.sz-notifi:before {
    content: "\e90f";
}
.sz-mail:before {
    content: "\e90e";
}
.sz-appdownload:before {
    content: "\e911";
}
.sz-search:before {
    content: "\e910";
}
.sz-group:before {
    content: "\e90d";
}
.sz-play:before {
    content: "\e912";
}
.sz-hourglass_empty:before {
    content: "\e913";
}
.mr60 {
    margin-right: 60px;
}
.pa {
    position: absolute;
}
.color-red {
    color: #EF1300!important;
}
.rl-modal {
    position: fixed;
    background: #fff;
    z-index: 100000;
    width: 360px;
    padding-bottom: 30px;
    left: 50%;
    top: 50%;
    margin: -218px 0 0 -180px;
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.25);
    transition: all 0.2s;
    -webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    -o-transition: all 0.2s;
}
.rl-modal.in {
    opacity: 1;
    filter: alpha(opacity=100);
}
.rl-modal-header {
    position: relative;
    padding: 0 20px;
}
.rl-modal-header h1 {
    font-size: 16px;
    line-height: 49px;
    height: 49px;
    color: #787d82;
    border-bottom: 1px solid #d0d6d9;
}
.rl-modal-header h1 span {
    float: left;
    width: 80px;
    text-align: center;
    height: 49px;
    line-height: 49px;
    cursor: pointer;
}
.rl-modal-header .active-title,
.rl-modal-header span:hover {
    border-bottom: 1px solid #f01400;
    color: #f01400;
}
.rl-close {
    position: absolute;
    top: 17px;
    right: 20px;
    width: 17px;
    height: 17px;
    cursor: pointer;
    background: url(../images/student/nlogin.png) no-repeat 0 0;
    transition: transform 0.2s;
    -webkit-transition: transform 0.2s;
    -moz-transition: transform 0.2s;
    -o-transition: transform 0.2s;
}
.rl-close:hover {
    background-position: 0 -21px;
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
    -moz-transform: scale(1.1);
}
.rl-modal-body {
    padding: 0 30px;
}
.error-erea {
    font-size: 14px;
    color: #f01400;
    padding-bottom: 5px;
    height: 20px;
}
.modal-backdrop {
    background-color: #ffffff;
}
.modal-backdrop.fade {
    opacity: 0;
}
.modal-backdrop,
.modal-backdrop.fade.in {
    opacity: 0.75;
    filter: alpha(opacity=75);
}
.modal-backdrop {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
    background-color: #000;
}
.fade {
    opacity: 0;
    -webkit-transition: opacity .15s linear;
    -moz-transition: opacity .15s linear;
    -o-transition: opacity .15s linear;
    transition: opacity .15s linear;
}
.rl-model-footer {
    padding: 20px 30px 4px;
}
.rlf-appendix {
    line-height: 1em;
    margin-bottom: 20px;
}
.rlf-appendix .rlf-autoin,
.rlf-appendix .rlf-forget {
    color: #787d82;
}
.rlf-appendix .rlf-forget:hover {
    color: #f01400;
}
.rlf-appendix .auto-cbx {
    margin-right: 10px;
    vertical-align: -1px;
}
.rl-modal .ipt {
    width: 279px;
    padding: 9px 9px 9px 10px;
    background-color: #fff;
    border-color: #d0d6d9;
    box-shadow: 2px 0px 5px 0px #fff;
}
.rl-modal .ipt:focus {
    border-color: #98a1a6;
}
.ipt-email {
    background-position: 0 0;
}
.ipt-pwd {
    background-position: 0 -48px;
}
.ipt-nick {
    background-position: 0 -96px;
}
.rlf-verify-group .rlf-input {
    background: #fff;
    padding-left: 7px;
    width: 120px;
    vertical-align: top;
}
.rlf-verify-group img {
    height: 38px;
    width: 70px;
    margin: 0 10px;
    vertical-align: top;
    display: inline-block;
}
.rlf-verify-group span {
    display: inline-block;
    color: #39b94e;
    cursor: pointer;
    height: 40px;
    vertical-align: top;
    line-height: 150%;
    margin-top: -4px;
}
.rlf-tip-wrap {
    font-size: 12px;
    height: 20px;
    line-height: 20px;
}
.rlf-g-tip {
    height: 20px;
}
.rlf-tip-globle {
    font-size: 14px;
    height: 30px;
    line-height: 30px;
}
.rlf-tip-error {
    color: #cc0000;
}
.btn-full {
    width: 300px;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    font-family: "Microsoft Yahei", "Hiragino Sans GB", Helvetica, "Helvetica Neue", "微软雅黑", Tahoma, Arial, sans-serif;
}
.btn-block {
    display: block;
    width: auto;
}
.forgetpwd-resultwrap {
    text-align: center;
    display: none;
    width: 260px;
}
.pop-login-sns {
    text-align: center;
    font-size: 14px;
}
.pop-login-sns span {
    color: #b5b9bc;
    display: inline-block;
    margin-top: 4px;
}
.pop-login-sns a {
    font-size: 14px;
    margin-left: 21px;
    height: 20px;
    line-height: 20px;
    color: #c8cdd2;
    transition: color .2s;
}
.pop-login-sns i {
    font-size: 29px;
    vertical-align: -3px;
    transition: color .2s;
    color: #b5b9bc;
}
.pop-login-sns .pop-sns-weixin:hover i {
    color: #00b33b;
}
.pop-login-sns .pop-sns-qq:hover i {
    color: #0088cc;
}
.pop-login-sns .pop-sns-weibo:hover i {
    color: #f01400;
}
.rl-modal .ipt-verify {
    margin-right: 10px;
    width: 120px;
    padding-left: 9px;
    background-image: none;
}
.rl-modal .icon-refresh {
    color: #b5b9bc;
    font-size: 24px;
    display: inline-block;
    margin: 8px 0 0 10px;
    -webkit-transition: 0.4s linear;
    transition: 0.4s ease-in;
}
.rl-modal .icon-refresh:hover {
    color: #787d82;
    transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
    -moz-transform: rotate(360deg);
    -o-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
}
.rl-modal {
    /*.ipt{
          .placeholder(@color-gray);
      }*/
    /* don't show the x for text inputs */
    /* don't show the eye for password inputs */
}
.rl-modal .proclaim-loc {
    position: relative;
}
.rl-modal .proclaim-btn {
    font-size: 23px;
    color: #b5b9bc;
    position: absolute;
    top: 8px;
    right: 8px;
}
.rl-modal .proclaim-btn:hover {
    color: #787d82;
}
.rl-modal .verify-img {
    width: 70px;
    height: 40px;
    vertical-align: top;
}
.rl-modal .verify-extra {
    line-height: 20px;
}
.rl-modal .verify-extra a {
    color: #00b33b;
}
.rl-modal .btn-red {
    background-color: #f01400;
    border-color: #f01400;
}
.rl-modal .btn-red:hover {
    background-color: #ff6464;
    border-color: #ff6464;
}
.rl-modal .ipt-error,
.rl-modal .rlf-tip-error {
    color: #f01400;
}
.rl-modal .rlf-tip-error {
    height: 30px;
    line-height: 30px;
}
.rl-modal .js-proclaim-on .js-txt-pwd {
    display: none;
}
.rl-modal .js-proclaim-off .js-pass-pwd {
    display: none !important;
}
.rl-modal input[type=text]::-ms-clear {
    width: 0;
    height: 0;
}
.rl-modal input[type=password]::-ms-reveal {
    width: 0;
    height: 0;
}
.verify-img-wrap {
    float: left;
    height: 40px;
    width: 70px;
}
.rlf-tip-wrap {
    clear: both;
}
/*down inputs*/
.autoul {
    width: 298px;
    padding: 0px;
    border: 1px solid #98a1a6;
    border-top: 0 none;
    position: absolute;
    height: 156px;
    overflow: hidden;
    background-color: #fff;
    z-index: 10000;
}
.autoul .autoli {
    color: #787d82;
    height: 39px;
    line-height: 39px;
    text-align: left;
    cursor: pointer;
    font-size: 14px;
    padding: 0 10px;
    overflow: hidden;
    display: none;
    text-overflow: ellipsis;
}
.autoul .lihover {
    background-color: #edf1f2;
}
.autoul .showli {
    display: block;
}
.form-control .autoul {
    width: 318px;
}
.erweima {
    background: url(../images/student/erweima.png) no-repeat 0 0;
    width: 60px;
    height: 60px;
    position: absolute;
    bottom: 0px;
    right: 0px;
    cursor: pointer;
}
.pcLogin {
    background: url(../images/student/pclogin.png) no-repeat 0 0;
    width: 60px;
    height: 60px;
    position: absolute;
    bottom: 0px;
    right: 0px;
    cursor: pointer;
}
.qrcode {
    margin: 50px 70px 20px 70px;
    position: relative;
}
.qrcode_title {
    color: #13181E;
    font-family: "微软雅黑";
    font-size: 18px;
    text-align: center;
}
.qrcode_mark {
    color: #777D81;
    font-size: 14px;
    text-align: center;
}
.qrcode-inner {
    position: absolute;
    background-color: #fff;
    height: 150px;
    width: 150px;
    opacity: 0.95;
}
.qrcode_state_scaned {
    background: url(../images/student/scaned.png) no-repeat 0 0;
    width: 100%;
    height: 100%;
    position: absolute;
    left: 45px;
    top: 40px;
}
.qrcode_state_validate {
    background: url(../images/student/code_validate.png) no-repeat 0 0;
    width: 100%;
    height: 100%;
    position: absolute;
    left: 28px;
    top: 42px;
}
.phoneVerityBox {
    font-family: "微软雅黑";
}
.phoneVerityBox .title,
.phoneVerityBox .subtitle,
.backNotify {
    text-align: center;
}
.phoneVerityBox .title {
    margin-top: 27px;
    margin-bottom: 12px;
    color: #13181E;
    font-size: 18px;
    font-family: "微软雅黑";
}
.phoneVerityBox .rlf-tip-wrap {
    height: 30px;
    line-height: 30px;
}
.phoneVerityBox .subtitle {
    color: #777C81;
    font-size: 14px;
    margin-bottom: 25px;
    font-family: "微软雅黑";
}
.phoneVerityBox .reSend {
    color: #B4B8BB;
    top: 10px;
    right: 15px;
    border-left: 1px solid #B4B8BB;
    padding-left: 12px;
}
.rl-modal-body .backNotify {
    color: #777C81;
    margin-top: 15px;
    cursor: pointer;
}
.rl-modal-body .user_header {
    width: 76px;
    background: url(../images/student/default_user.png) no-repeat 0 0;
    height: 76px;
    margin: auto;
    margin-top: 40px;
}
.rl-modal-body .btn-finished {
    width: 160px;
    height: 50px;
}
.rl-modal-body .finished_wrap {
    text-align: center;
}
.rl-modal-body .active {
    color: #13181E !important;
    cursor: pointer;
}
.rl-modal-body .active:hover {
    color: #ff6464 !important;
}
@media screen and (max-width: 480px) {
    .rl-modal {
        margin: -218px 0 0 -150px;
        width: 300px;
    }
    .rl-modal .ipt {
        width: 249px;
        font-size: 12px;
    }
    .rl-modal-header,
    .rl-modal-body {
        padding: 0 15px;
    }
    .btn-full {
        width: 260px;
    }
    .rl-model-footer {
        padding: 20px 15px 4px;
    }
    .rl-model-footer .mr60 {
        margin-right: 0;
    }
}
.w {
    width: 1200px;
    margin: 0 auto;
}
.pr {
    position: relative;
}
.mt40 {
    margin-top: 40px;
}
.mt60 {
    margin-top: 60px;
}
html,
html,
body {
    color: #14191e;
}
body {
    font: 14px/1.5 "Microsoft Yahei", "Hiragino Sans GB", Helvetica, "Helvetica Neue", "微软雅黑", Tahoma, Arial, sans-serif;
    background-color: #ffffff;
    min-width: 1200px;
    overflow-y: scroll;
    position: relative;
}
a:link,
a:visited {
    color: #14191e;
}
a:hover,
a:active {
    color: #f01400;
}
.clearfix:after {
    content: '\0020';
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}
.clearfix {
    *zoom: 1;
}
.l {
    float: left;
}
.r {
    float: right;
}
.hide {
    display: none;
}
.hide-text {
    text-indent: 100%;
    white-space: nowrap;
    overflow: hidden;
}
.newcontainer,
.page-container {
    margin: 0 auto;
    width: 1200px;
}
.container {
    margin: 0 auto;
}
.container {
    width: 1200px;
}
#main {
    min-height: 750px;
    padding: 20px 0;
}
.text-ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
#header {
    background: #000000;
}
#nav {
    width: auto;
    padding-right: 20px;
    height: 60px;
    margin: 0 auto;
    position: relative;
}
.logo {
    float: left;
}
#logo {
    margin: 0 20px;
}
#logo a,
.logo a {
    display: block;
    height: 60px;
    width: 140px;
    background: url(../images/student/logo.png) no-repeat center center;
    text-indent: 100%;
    white-space: nowrap;
    overflow: hidden;
}
.logo a {
    -webkit-transition: background-color 0.2s;
    -moz-transition: background-color 0.2s;
    transition: background-color 0.2s;
}
.logo a:hover {
    background-color: #363c41;
}
.nav-item li {
    float: left;
}
.nav-item a {
    position: relative;
    padding: 0 25px;
    display: block;
    color: #ffffff;
    text-align: center;
    font-size: 14px;
    height: 60px;
    line-height: 60px;
    -webkit-transition: background-color 0.3s;
    -moz-transition: background-color 0.3s;
    transition: background-color 0.3s;
}
.nav-item a .icn-new {
    position: relative;
    display: inline-block;
    *display: inline;
    *zoom: 1;
    top: -10px;
    width: 16px;
    height: 16px;
    background: url(../images/student/new.png) no-repeat 0 0;
}
.nav-item a:hover,
.nav-item .active a,
.nav-item a.active {
    color: #fff;
    background-color: #363c41;
}
.header-app {
    position: relative;
}
.header-app:hover .QR-download {
    display: block;
}
.header-app:hover .icon-appdownload {
    color: #fff;
}
.header-app a {
    font-size: 22px;
    display: block;
    width: 60px;
    text-align: center;
    height: 60px;
    line-height: 60px;
    color: #787d82;
    -webkit-transition: background-color 0.2s;
    -moz-transition: background-color 0.2s;
    transition: background-color 0.2s;
}
.header-app a:hover {
    color: #fff;
    background-color: #363c41;
}
.header-app .QR-download {
    display: none;
    position: absolute;
    top: 72px;
    left: -57px;
    width: 140px;
    height: 166px;
    background: #fff;
    padding: 16px 20px 18px 20px;
    text-align: center;
    webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    z-index: 9999;
}
.header-app .QR-download #app-text {
    margin: 0px;
    height: 0px;
    color: #14191e;
    font: bold 14px/15px "微软雅黑";
    height: 15px;
}
.header-app .QR-download #app-type {
    margin: 0px;
    height: 0px;
    color: #787d82;
    font: 12px/20px "微软雅黑";
    height: 30px;
}
.header-app .QR-download:before {
    content: " ";
    display: block;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #fff;
    position: absolute;
    top: -8px;
    left: 79px;
}
.header-app-icon {
    display: inline-block;
    width: 11px;
    height: 16px;
    background: url(../images/student/head-app-icon.png) no-repeat 0 0;
    vertical-align: -3px;
    margin-right: 5px;
    transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    -o-transition: .3s;
}
#header .app-down-area a {
    display: block;
    padding: 0 8px;
    height: 60px;
    line-height: 60px;
    color: #656e73;
}
#header .app-down-area a:hover {
    color: #fff;
    background-color: #363c41;
}
#header .app-down-area a:hover i {
    background-position: 0 -16px;
}
/*.nav-item-mycourse a {
  width: 120px;
}*/
/*全局搜索*/
.search-warp {
    float: right;
    position: relative;
    margin-right: 18px;
}
.search-warp i {
    display: block;
    width: 30px;
    height: 60px;
    color: #757a7e;
    font-size: 22px;
    line-height: 60px;
    cursor: pointer;
}
.search-warp i:hover {
    color: #fff;
}
.search-warp .showhide-search {
    width: 30px;
    height: 60px;
    line-height: 60px;
    text-align: right;
    position: absolute;
    display: inline-block;
    right: 0;
    top: 0;
}
.search-area {
    float: right;
    position: relative;
    height: 38px;
    width: 210px;
    margin: 10px 0;
    padding-right: 30px;
    border: 1px solid #000;
    border-bottom-color: rgba(120, 125, 130, 0.8);
    zoom: 1;
    -webkit-transition: width 0.3s;
    -moz-transition: width 0.3s;
    transition: width 0.3s;
}
.search-area.min {
    width: 0px;
    border-color: #000;
}
.search-area .search-input {
    padding: 5px 10px;
    width: 100%;
    height: 38px;
    line-height: 38px;
    font-size: 12px;
    float: left;
    border: 0;
    color: #fff;
    -webkit-transition: background-color 0.3s;
    -moz-transition: background-color 0.3s;
    transition: background-color 0.3s;
    background-color: #000000;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -ms-box-sizing: border-box;
    box-sizing: border-box;
}
.search-area .search-input:-moz-placeholder {
    color: #787d82;
}
.search-area .search-input::-moz-placeholder {
    color: #787d82;
    opacity: 1;
}
.search-area .search-input:-ms-input-placeholder {
    color: #787d82;
}
.search-area .search-input::-webkit-input-placeholder {
    color: #787d82;
}
.search-area .search-input.placeholder {
    color: #787d82;
}
.search-area .search-input::-moz-placeholder {
    color: #787d82;
    opacity: 1;
}
.search-area .search-input:-ms-input-placeholder {
    color: #787d82;
}
.search-area .search-input::-webkit-input-placeholder {
    color: #787d82;
}
.search-area .search-input.placeholder {
    color: #787d82;
}
.search-area .btn_search {
    float: left;
    cursor: pointer;
    width: 30px;
    height: 38px;
    text-align: center;
    -webkit-transition: background-color 0.3s;
    -moz-transition: background-color 0.3s;
    transition: background-color 0.3s;
}
.search-area .search-area-result {
    position: absolute;
    left: 0px;
    top: 41px;
    width: 238px;
    margin-bottom: 20px;
    border: 1px solid #d3d3d3;
    border-top: none;
    background-color: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.35);
    font-size: 12px;
    overflow: hidden;
    display: none;
    z-index: 1000;
}
.search-area .search-area-result li {
    height: 40px;
    line-height: 40px;
    padding: 0 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #787d82;
    cursor: pointer;
}
.search-area .search-area-result li:hover,
.search-area .search-area-result .light {
    color: #14191e;
    background-color: #edf0f2;
}
#login-area {
    float: right;
    position: relative;
}
.header-unlogin li {
    float: left;
}
.header-signin a,
.header-signup a {
    display: block;
    width: 60px;
    font-size: 14px;
    text-align: center;
    height: 60px;
    line-height: 60px;
    color: #787d82;
    -webkit-transition: background-color 0.2s;
    -moz-transition: background-color 0.2s;
    transition: background-color 0.2s;
}
.header-signin a:hover {
    color: #fff;
    background-color: #f01400;
}
.header-signup a:hover {
    color: #fff;
    background-color: #363c41;
}
.logined > li {
    float: left;
    position: relative;
}
.logined li > a {
    display: block;
    height: 60px;
    line-height: 60px;
    width: 60px;
    color: #787d82;
    text-align: center;
    -webkit-transition: background-color 0.2s;
    -moz-transition: background-color 0.2s;
    transition: background-color 0.2s;
}
.logined li > a:hover {
    color: #fff;
    background-color: #363c41;
}
.logined li > a > i {
    font-size: 22px;
    line-height: 60px;
    text-align: center;
    cursor: pointer;
}
.logined li .msg_icon {
    display: none;
    position: absolute;
    padding: 0px 4px;
    height: 16px;
    left: 32px;
    top: 10px;
    line-height: 14px;
    background: #c9394a;
    color: #fff;
    font-style: normal;
    font-size: 10px;
}
.remind_warp {
    width: 60px;
    height: 60px;
    position: relative;
}
.remind_warp .sz-notifi {
    display: block;
    transition: color 0.2s;
}
.remind_warp .sz-notifi:hover {
    color: #fff!important;
    background-color: #363c41;
}
.remind_warp .msg_remind {
    display: none;
    position: absolute;
    width: 6px;
    height: 6px;
    background-color: #f01414;
    right: 14px;
    top: 14px;
    border-radius: 50%;
}
#header-avator:hover {
    background-color: transparent;
}
.my_mp span {
    display: block;
    line-height: 16px;
    color: #6c7072;
}
.my_mp .mp {
    padding-top: 12px;
    font-size: 12px;
}
.my_mp a:hover .mp_num {
    color: #fff;
}
.set_btn {
    right: 0px;
}
.set_btn a.hover {
    background-color: #363d40;
}
.set_btn img {
    border-radius: 22px;
    border: 2px solid #adb0b1;
    vertical-align: middle;
    display: inline-block;
    background: url(../images/student/menu_icon.png) no-repeat 0 0;
}
#nav_list {
    display: none;
    z-index: 999;
    width: 140px;
    position: absolute;
    top: 60px;
    right: 0px;
    background: #363c41;
    list-style: none;
}
#nav_list li a {
    border-top: 1px solid #4a5153;
    height: 39px;
    line-height: 39px;
    font-size: 14px;
    background-image: url(../images/student/menu_icon.png);
    background-repeat: no-repeat;
    display: block;
    color: #fff;
    text-align: left;
    padding: 0;
    padding-left: 47px;
    width: auto;
}
#nav_list a:hover {
    color: #fff;
    background-color: #4d5559;
}
#nav_list #my_space {
    padding: 0 18px;
    background-image: none;
    border: 0;
    height: 49px;
    line-height: 49px;
    text-align: center;
}
#nav_list .my_message {
    background-position: 19px -46px;
}
#nav_list #my_note {
    background-position: 19px -90px;
}
#nav_list #my_question {
    background-position: 19px -128px;
}
#nav_list #my_setting {
    background-position: 19px -167px;
}
#nav_list #my_logout {
    background-position: 19px -207px;
}
.myspace_remind {
    width: 10px;
    height: 10px;
    background: url(../images/student/space-remind.png) no-repeat 0 0;
    position: absolute;
    top: 10px;
    right: 10px;
}
/*footer*/
#footer {
    background: #000000;
    border-top: 1px solid #e2e4e6;
    font-size: 12px;
    color: #787d82;
    padding: 27px 0;
    min-width: 620px;
    margin-top: 60px;
}
#footer .waper {
    width: auto;
    max-width: 1200px;
    margin: 0 auto;
}
#footer .footer_intro {
    padding-left: 40px;
}
#footer p {
    line-height: 1.7;
}
.footer_logo {
    display: none;
    float: left;
    background: url(../images/student/footer-sprite.png) 0 -230px no-repeat;
    height: 40px;
    width: 120px;
    margin: 0 20px;
}
#footer .des {
    width: 445px;
}
#footer .followus {
    margin-right: 34px;
    padding-left: 30px;
}
.followus a {
    float: left;
    position: relative;
    width: 32px;
    height: 32px;
    background-image: url(../images/student/footer-sprite.png);
    background-repeat: no-repeat;
    margin: 3px 6px 0;
    opacity: 0.5;
    filter: alpha(opacity=50);
    -webkit-transition: opacity 0.2s;
    -moz-transition: opacity 0.2s;
    transition: opacity 0.2s;
}
#footer .followus a:hover {
    opacity: 1;
    filter: alpha(opacity=100);
}
.flw-weixin-box {
    position: absolute;
    display: none;
    width: 170px;
    height: 220px;
    left: -69px;
    bottom: 35px;
    background: url(../images/student/footer-sprite.png) no-repeat 0 0;
}
.followus .followus-weixin {
    background-position: 0 -279px;
}
.followus-weixin:hover .flw-weixin-box {
    display: block;
}
.followus .followus-weibo {
    background-position: 0 -321px;
}
.followus .followus-qzone {
    background-position: 0 -363px;
}
.friend-links {
    /*padding-top: 20px ;border-top:1px solid #4F5153;*/
    line-height: 60px;
}
.friend-links a {
    display: inline-block;
    margin-right: 20px;
}
.friend-links a:hover {
    text-decoration: underline;
    color: #000;
}
.friend-links dl {
    padding: 0 10px;
}
.friend-links dd {
    float: left;
    width: 160px;
}
.footer_link ul {
    overflow: hidden;
    margin-top: -1px;
}
.footer_link a:link,
.footer_link a:visited,
.footer_link a:active {
    color: #c8cdd2;
}
.footer_link a:hover {
    color: #fff;
}
#footer .footer_link {
    margin-bottom: 4px;
    line-height: 1.8;
}
#footer .footer_link li {
    margin-right: 30px;
    text-align: center;
    float: left;
}
/*翻页*/
.page {
    margin: 25px 0 auto;
    overflow: hidden;
    clear: both;
    text-align: center;
}
.page-inner {
    padding: 0 20px;
}
.page a {
    display: inline-block;
    margin: 0 12px;
    width: 36px;
    height: 36px;
    line-height: 36px;
    font-size: 14px;
    color: #4d555d;
    text-align: center;
    border-radius: 50%;
    -webkit-transition: border-color 0.2s;
    -moz-transition: border-color 0.2s;
    transition: border-color 0.2s;
}
.page a:hover {
    text-decoration: none;
    background-color: #f3f5f7;
}
.page a.active {
    background: #4d555d;
    color: #ffffff;
}
.page a:first-child,
.page a:nth-child(2),
.page a:nth-last-child(2),
.page a:last-child {
    width: auto;
}
.page a:first-child:hover,
.page a:nth-child(2):hover,
.page a:nth-last-child(2):hover,
.page a:last-child:hover {
    background-color: transparent;
}
.page span,
.page-disabled {
    display: inline-block;
    padding: 0 12px;
    min-width: 20px;
    height: 39px;
    line-height: 39px;
    font-size: 14px;
    color: #93999f;
    text-align: center;
}
.page-first,
.page-last {
    width: 50px;
}
.page-prev,
.page-next {
    width: 70px;
}
.page .notmargin {
    margin-right: 0;
}
/*
HTML structure：
<div class="panel">
  <div class="panel-heading">
    <h3 class="panel-title">Panel title</h3>
  </div>
  <div class="panel-body">
    Panel content
  </div>
  <div class="panel-footer">Panel footer</div>
</div>
panel-heading,
panel-body,
panel-footer all could be select use not necessary
*/
.bordered {
    border-bottom: solid 1px #d0d6d9;
}
.panel {
    -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    padding: 0 20px;
    color: #14191e;
    background-color: #ffffff;
    margin-bottom: 20px;
}
.panel-heading {
    border-bottom: solid 1px #d0d6d9;
}
.panel-title {
    height: 50px;
    line-height: 50px;
    font-size: 16px;
}
select {
    margin: 0;
    font-size: 100%;
    cursor: pointer;
    font-weight: normal;
    background-color: #fff;
    border: 1px solid #ccc;
    color: #555;
    display: inline-block;
    font-size: 14px;
    height: 30px;
    line-height: 30px;
    padding: 4px 6px;
    vertical-align: middle;
}
select:focus {
    outline: thin dotted #333;
    outline: 5px auto -webkit-focus-ring-color;
    outline-offset: -2px;
}
/*收藏*/
a.btn-add-collection {
    display: block;
    background: url(../images/student/new_add_collection.png) no-repeat 46px top;
    height: 32px;
    color: #909b9e;
    text-align: center;
    line-height: 35px;
}
a.btn-add-collection:hover {
    background-position: 46px -44px;
    color: #fff;
}
a.btn-remove-collection {
    background-position: 46px -88px;
    color: #909b9e;
}
a.btn-remove-collection:hover {
    background-position: 46px -130px;
}
.course-title .btn-add-collection {
    margin-top: 6px;
}
.videohead .btn-add-collection {
    margin-top: 20px;
}
.js-btn-collection .concerned-icon {
    margin-top: 34px;
    display: inline-block;
}
/*进度条*/
progress {
    display: inline-block;
    background: #f0f0f0;
    border: 0;
    height: 6px;
    color: #aad94a;
    /*IE10 #c9394a*/
    width: 400px;
}
progress::-webkit-progress-bar {
    background: #f0f0f0;
}
progress::-moz-progress-bar {
    background: #aad94a;
}
progress::-webkit-progress-value {
    background: #aad94a;
}
.progress {
    background: #f0f0f0;
    height: 6px;
    width: 400px;
    display: inline-block;
}
.progressBar {
    background: #aad94a;
    height: 6px;
}
.teacher-icon {
    width: 7px;
    margin-left: 5px;
    position: relative;
    top: 1px;
}
/*回到顶部*/
.elevator {
    position: fixed;
    right: 15px;
    bottom: 10px;
    z-index: 1030;
}
.elevator a {
    display: block;
    position: relative;
    margin: 1px 0;
    outline: none;
    height: 52px;
    width: 52px;
    -webkit-transition: background-position 0.15s;
    -moz-transition: background-position 0.15s;
    transition: background-position 0.15s;
    background: url(../images/student/elevator.png) no-repeat;
}
.elevator .elevator-diaocha {
    background-position: 0 -798px;
}
.elevator .elevator-diaocha:hover {
    background-position: 0 -984px;
}
.elevator .elevator-app-box {
    position: absolute;
    width: 172px;
    height: 194px;
    bottom: -10px;
    right: 46px;
    -webkit-transition: opacity 0.25s, transform .3s;
    -moz-transition: opacity 0.25s, transform .3s;
    transition: opacity 0.25s, transform .3s;
    opacity: 0;
    filter: alpha(opacity=0);
    max-width: 0;
    -webkit-transform: scale(0.01);
    -ms-transform: scale(0.01);
    transform: scale(0.01);
    -webkit-transform-origin: 100% 95%;
    -ms-transform-origin: 100% 95%;
    transform-origin: 100% 95%;
    background: url(../images/student/elevator.png) no-repeat 0 -222px;
}
.elevator .elevator-app {
    background-position: 0 -550px;
}
.elevator .elevator-app:hover {
    background-position: 0 -612px;
}
.elevator .elevator-app:hover .elevator-app-box {
    display: block;
    visibility: visible;
    opacity: 1;
    filter: alpha(opacity=100);
    max-width: none;
    -webkit-transform: scale(1);
    -ms-transform: scale(1);
    transform: scale(1);
}
.elevator .elevator-weixin-box {
    position: absolute;
    /* display: none; */
    width: 172px;
    height: 212px;
    bottom: -10px;
    right: 46px;
    -webkit-transition: opacity 0.25s, transform .3s;
    -moz-transition: opacity 0.25s, transform .3s;
    transition: opacity 0.25s, transform .3s;
    opacity: 0;
    filter: alpha(opacity=0);
    max-width: 0;
    -webkit-transform: scale(0.01);
    -ms-transform: scale(0.01);
    transform: scale(0.01);
    -webkit-transform-origin: 100% 95%;
    -ms-transform-origin: 100% 95%;
    transform-origin: 100% 95%;
    background: url(../images/student/elevator.png) no-repeat 0 0;
}
.elevator .elevator-weixin {
    background-position: 0 -860px;
}
.elevator .elevator-weixin:hover {
    background-position: 0 -922px;
}
.elevator .elevator-weixin:hover .elevator-weixin-box {
    /* max-width: none; */
    display: block;
    visibility: visible;
    opacity: 1;
    filter: alpha(opacity=100);
    max-width: none;
    -webkit-transform: scale(1);
    -ms-transform: scale(1);
    transform: scale(1);
}
.elevator .elevator-msg {
    background-position: 0 -426px;
}
.elevator .elevator-msg:hover {
    background-position: 0 -488px;
}
.elevator .elevator-top {
    background-position: 0 -674px;
}
.elevator .elevator-top:hover {
    background-position: 0 -736px;
}
a {
    outline: none;
}
a:active {
    star: expression(this.onFocus=this.blur());
}
a,
input,
button {
    outline: none;
}
button::-moz-focus-inner {
    border: 0px;
}
input::-moz-focus-inner {
    border: 0px;
}
.autowrap {
    word-wrap: break-word;
    word-break: break-all;
}
/*用户卡片样式*/
.layer-usercard {
    position: absolute;
    z-index: 999;
    width: 370px;
    height: 165px;
    background: #fff;
    box-shadow: 0 2px 2px #999;
}
.layer-usercard .arrow {
    position: absolute;
    left: 65px;
    top: -11px;
    width: 19px;
    height: 11px;
    background: url(../images/student/dot_usercard.png);
}
.layer-usercard-header {
    height: 110px;
    background: #2a2c2e;
}
.layer-usercard-header .avatar img {
    border-radius: 50px;
    left: 21px;
    position: absolute;
    top: 21px;
    border: 3px solid #7f8082;
}
.layer-usercard-header dt,
.layer-usercard-header dd {
    float: right;
    width: 245px;
    padding-right: 20px;
    color: #fff;
}
.layer-usercard-header dt {
    padding-top: 20px;
    font-size: 18px;
}
.layer-usercard-header dd {
    font-size: 12px;
}
.layer-usercard-info ul {
    overflow: hidden;
    padding-top: 16px;
    height: 32px;
    font-size: 16px;
    color: #364247;
    position: relative;
}
.layer-usercard-info li {
    float: left;
    padding: 0 22px;
    border-right: 1px solid #d9d9d9;
}
.layer-usercard-info span {
    color: #969b9e;
    font-size: 12px;
}
.layer-usercard-info li.noborder {
    border: 0;
}
li.layer-usercard-medal {
    padding: 0;
    top: 12px;
    right: 10px;
    width: 117px;
    position: absolute;
    border: 0;
}
.layer-usercard-medal a {
    width: 32px;
    height: 32px;
    float: left;
    margin-right: 5px;
    border-radius: 1px;
    overflow: hidden;
}
/*发问题匹配问答关键词*/
.send-area-result {
    background: #fff;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
    -webkit-box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
    position: absolute;
    top: 41px;
    left: 0;
    width: inherit;
}
.send-area-result dt {
    font-size: 12px;
    color: #c8cdd2;
    line-height: 40px;
    height: 40px;
    padding: 0 10px;
}
.send-area-result dd {
    height: 40px;
    line-height: 40px;
}
.send-area-result dd a.questiontitle {
    border: none;
    font-size: 14px;
    color: #787d82;
    width: inherit;
    text-align: left;
    height: 40px;
    line-height: 40px;
    padding: 0 10px;
    display: block;
}
.oncurr {
    color: #14191e;
    background: #edf1f2;
}
.send-area-result dd a.questiontitle i,
.send-area-result dd a.questiontitle em {
    font-style: normal;
    font-size: 12px;
    margin-left: 10px;
}
.send-area-result dd a.questiontitle em {
    color: #c8cdd2;
}
.send-area-result dd a.questiontitle i {
    color: #00b33b;
}
.g-menu-mini .menu-ctrl {
    display: none;
    visibility: hidden;
    opacity: 0;
    width: 0;
    height: 0;
    line-height: 0;
    font-size: 0;
    color: #787d82;
    text-align: center;
    -webkit-transform: translateX(-10px);
    -ms-transform: translateX(-10px);
    transform: translateX(-10px);
    -webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
    transition: opacity .3s,transform .3s;
    overflow: hidden;
}
.g-menu-mini:hover .menu-ctrl {
    background-color: #222428;
    color: #fff;
}
/* 顶部导航用户卡片 */
.g-user-card {
    position: absolute;
    right: 0;
    top: 100%;
    width: 300px;
    padding-top: 10px;
    /* opacity: 0;
    filter: alpha(opacity=0); */
    visibility: hidden;
    /* transform: rotateY(30deg) rotateX(-10deg);
    transition: all .3s, transform 0.6s cubic-bezier(0.285, 1.65, 0.745, 1.65); */
    z-index: 1000;
}
.g-user-card .card-inner {
    background-color: #fff;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}
.g-user-card .card-top {
    padding-left: 100px;
    height: 100px;
    background: #f34131 url(../images/student/user_card_top.png) no-repeat center 0;
    color: #fff;
    position: relative;
}
.g-user-card .card-top img {
    float: left;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid #fff;
    margin: 20px 0 0 -82px;
}
.g-user-card .card-top .name {
    display: inline-block;
    padding-top: 30px;
    font-size: 18px;
    width: 180px;
}
.g-user-card .card-top a {
    color: #fff;
}
.g-user-card .card-top .setup {
    position: absolute;
    right: 20px;
    top: 20px;
    opacity: 0.6;
    filter: alpha(opacity=60);
    font-size: 16px;
}
.g-user-card .card-top .setup:hover {
    opacity: 1;
    filter: alpha(opacity=100);
}
.g-user-card .card-top .meta {
    font-size: 12px;
    font-weight: bold;
}
.g-user-card .card-top .meta a {
    margin-right: 12px;
}
.g-user-card .card-top .meta b {
    margin-left: 2px;
}
.g-user-card .card-links {
    position: relative;
    height: 60px;
    line-height: 60px;
}
.g-user-card .card-links a,
.g-user-card .card-links .split {
    position: absolute;
}
.g-user-card .card-links .split {
    left: 150px;
    top: 0;
    margin-top: 15px;
    width: 1px;
    height: 30px;
    background-color: #edf1f2;
}
.g-user-card .card-links a {
    left: 20px;
    top: 0;
    font-weight: bold;
}
.g-user-card .card-links .my-sns {
    left: 172px;
}
.g-user-card .card-history,
.g-user-card .card-links {
    margin-bottom: -1px;
    border-bottom: 1px solid #edf1f2;
}
.g-user-card .card-history {
    height: 70px;
}
.g-user-card .card-history .history-item {
    display: block;
    position: relative;
    padding: 18px 74px 14px 46px;
    font-size: 12px;
    color: #787d82;
    transition: background-color 0.2s;
}
.g-user-card .card-history .history-item .tit {
    display: block;
    margin-bottom: 4px;
    font-weight: bold;
}
.g-user-card .card-history .history-item .media-name {
    display: block;
}
.g-user-card .card-history .history-item .sz-clock {
    position: absolute;
    left: 20px;
    top: 22px;
}
.g-user-card .card-history .history-item .continue {
    position: absolute;
    right: 20px;
    top: 18px;
    color: #f01400;
}
.g-user-card .card-history .history-item .continue:hover {
    color: #d81200;
}
.g-user-card .card-sets {
    padding: 0 20px;
    height: 40px;
    line-height: 40px;
    font-size: 12px;
}
.g-user-card .card-sets a {
    color: #787d82;
}
.g-user-card .card-sets a:hover {
    color: #f01400;
    background: none;
}
.g-user-card .card-sets .mr30 {
    margin-right: 30px;
}
.g-user-card .card-arr {
    position: absolute;
    right: 23px;
    top: 2px;
    border-width: 0 7px 8px 7px;
    border-color: transparent transparent #f01400 transparent;
    border-style: solid;
}
.user-card-box {
    position: relative;
}
.user-card-box:hover .g-user-card {
    visibility: visible;
    /* opacity: 1;
    filter: alpha(opacity=100);
    transform: rotateY(0) rotateX(0); */
}
.user-card-box .user-card-item img {
    width: 28px;
    height: 28px;
    border-color: #4d5559;
}
.user-card-box:hover .user-card-item img {
    border-color: #f22c1a;
}
.visible-xs-block {
    display: none;
}
body {
    padding-top: 0;
    -webkit-transition: -webkit-transform 0.3s ease;
    transition: transform 0.3s ease;
}
html.holding {
    height: 100%;
    overflow: hidden;
}
body:after {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    z-index: 1000;
    content: " ";
    display: block;
    background: #000;
    opacity: 0;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
    visibility: hidden;
}
body.slide-left {
    -webkit-transform: translate(-130px, 0);
    -ms-transform: translate(-130px, 0);
    transform: translate(-130px, 0);
    margin-right: -130px;
    padding-right: 130px;
    height: 100%;
    overflow: hidden;
}
body.slide-left:after {
    left: -130px;
    visibility: visible;
    opacity: 0.3;
    z-index: 1002;
}
@media screen and (max-width: 1200px) {
    .nav-item li {
        transition: .3s;
        margin: 0;
    }
    .nav-item li a {
        padding: 0 20px;
    }
    .search-area {
        width: 170px;
    }
    #footer .followus {
        padding-left: 0;
    }
    #footer .footer_link li {
        margin-right: 10px;
    }
}
@media screen and (max-width: 979px) {
    #nav {
        padding: 0 15px;
    }
    #logo {
        margin-left: 0;
    }
    #logo a {
        width: 120px;
    }
    .nav-item li a {
        padding: 0 15px;
    }
    .logined li > a,
    .remind_warp {
        width: 50px;
    }
    .msg_icon {
        left: 30px;
    }
    .remind_warp .msg_remind {
        right: 5px;
    }
    .header-app {
        display: none;
    }
    .search-warp {
        margin-right: 10px;
    }
    .search-area {
        width: 140px;
    }
    .header-signin a {
        width: 50px;
    }
    #footer {
        text-align: center;
    }
    #footer .followus {
        float: none;
        padding: 0;
        margin-bottom: 8px;
    }
    #footer .followus a {
        float: none;
        display: inline-block;
    }
    #footer .footer_intro {
        float: none;
        padding-left: 0;
    }
    #footer .footer_link li {
        float: none;
        display: inline-block;
        margin-right: 16px;
    }
    .nav-item li a {
        padding: 0 15px;
    }
}
@media screen and (max-width: 820px) {
    #logo {
        margin-right: 0;
    }
    .nav-item li {
        float: none;
        margin: 0;
        width: 100%;
    }
    .nav-item li a {
        padding-left: 30px;
        text-align: left;
    }
    .search-warp,
    #login-area {
        display: none;
    }
    #footer {
        text-align: center;
    }
    #footer .followus {
        float: none;
        padding: 0;
        margin-bottom: 8px;
    }
    #footer .followus a {
        float: none;
        display: inline-block;
    }
    #footer .footer_intro {
        float: none;
        padding-left: 0;
    }
    #footer .footer_link li {
        float: none;
        display: inline-block;
        margin-right: 16px;
    }
    .elevator {
        display: none!important;
    }
    .navbar-toggle {
        position: relative;
        float: right;
        border: 0;
        color: #fff;
        margin-top: 10px;
        margin-right: -5px;
        outline: none;
        padding: 5px 10px;
    }
    .navbar-toggle,
    .navbar-toggle:focus,
    .navbar-toggle:hover {
        background: none;
    }
    .visible-xs-block {
        display: block;
    }
    .navbar-toggle .sz-list {
        color: #fff;
        font-size: 32px;
    }
    .nav-item {
        display: none;
        width: 130px;
        height: 2000px;
        background: #242A2F;
        position: absolute;
        left: 100%;
        top: 0;
        margin: 0;
    }
    .nav-item li {
        float: none;
    }
    .nav-item li a {
        padding: 10px 0 10px 30px;
        text-align: left;
        line-height: 30px;
        height: 30px;
    }
    .nav-item li.set-btn {
        color: #fff;
        height: 60px;
        line-height: 60px;
        text-align: center;
    }
    .nav-item li.set-btn a {
        display: inline;
        padding: 0;
    }
    .nav-item li.set-btn img {
        width: 36px;
        height: 36px;
        border: 2px solid #fff;
        border-radius: 22px;
        vertical-align: middle;
        display: inline-block;
        background: url("../images/student/menu_icon.png") no-repeat;
    }
    body.slide-left .nav-item {
        display: block;
    }
}
#sz-banner {
    overflow: hidden;
}
#sz-banner .wrap {
    position: relative;
    height: 240px;
}
#sz-banner.shizhan-banner {
    background-size: cover;
    background-position: center center;
}
#sz-banner img {
    width: 100%;
    height: 100%;
}
#sz-banner .sub-wrap {
    position: absolute;
    left: 50%;
    top: 0;
    margin-left: -600px;
    width: 1200px;
    height: 100%;
}
#sz-banner .sub-wrap h2 > a {
    color: #ffffff;
}
#sz-banner .crumbs {
    color: #ffffff;
    font-size: 12px;
    line-height: 48px;
    font-family: "Microsoft YaHei";
    opacity: .6;
    filter: alpha(opacity=60);
}
#sz-banner .crumbs a {
    color: #ffffff;
}
#sz-banner .crumbs a:hover {
    color: #ffffff;
    opacity: 1;
    filter: alpha(opacity=100);
}
#sz-banner .crumbs span,
#sz-banner .crumbs a {
    opacity: .6;
    filter: alpha(opacity=60);
}
#sz-banner .crumbs i {
    font-style: normal;
    margin: 0 6px 0 9px;
    opacity: .2;
    filter: alpha(opacity=20);
}
#sz-banner h2 {
    font-size: 32px;
    font-weight: 600;
    text-align: left;
    line-height: 1;
    color: #ffffff;
}
#sz-banner .project-url {
    color: #ffffff;
    font-size: 12px;
    line-height: 20px;
    text-align: left;
    margin-top: 20px;
    opacity: .6;
    filter: alpha(opacity=60);
}
#sz-banner .project-url a {
    margin-left: 10px;
    font-weight: 600;
    color: #ffffff;
}
#sz-banner .project-url a:hover {
    opacity: 1;
    filter: alpha(opacity=100);
}
#sz-banner ul {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 50px;
    padding-bottom: 24px;
}
#sz-banner ul li {
    float: left;
    text-align: left;
    margin-right: 100px;
}
#sz-banner ul a {
    position: relative;
    padding-left: 70px;
    padding-right: 40px;
    display: block;
    color: #ffffff;
    line-height: 50px;
    opacity: .6;
    filter: alpha(opacity=60);
}
#sz-banner ul a:hover,
#sz-banner ul a.on {
    opacity: 1;
    filter: alpha(opacity=100);
}
#sz-banner ul a.on:after {
    content: ' ';
    position: absolute;
    left: 10px;
    bottom: -24px;
    width: 0px;
    height: 0px;
    line-height: 0;
    font-size: 0;
    overflow: hidden;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-bottom: 12px solid #f3f5f7;
}
#sz-banner ul i {
    position: absolute;
    left: 0;
    top: 0;
    font-size: 48px;
}
#sz-banner .wrap-other {
    position: relative;
    height: 150px;
}
#sz-banner .wrap-other img {
    display: block;
    width: 100%;
    height: 150px;
}
#sz-banner .wrap-other .user-info {
    position: absolute;
    left: 50%;
    top: 0;
    margin-left: -600px;
    width: 1000px;
    padding-left: 168px;
    height: 100%;
}
#sz-banner .wrap-other .user-info a {
    position: absolute;
    left: 0;
    bottom: -20px;
    width: 132px;
    height: 132px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    overflow: hidden;
}
#sz-banner .wrap-other .user-info img {
    width: 132px;
    height: 132px;
}
#sz-banner .wrap-other .user-info h3 {
    font-size: 32px;
    font-weight: 600;
    color: #ffffff;
    line-height: 40px;
    margin-top: 48px;
    margin-bottom: 18px;
}
#sz-banner .wrap-other .user-info span {
    color: #ffffff;
    font-size: 14px;
    line-height: 20px;
    text-align: left;
    opacity: 0.5;
    filter: alpha(opacity=50);
}
#sz-banner .wrap-other .user-info i {
    font-style: normal;
    margin: 0 20px;
    color: #ffffff;
    opacity: 0.2;
    filter: alpha(opacity=20);
}
#sz-banner .wrap-other .user-info em {
    margin-left: 8px;
}
.rl-modal {
    position: fixed;
    background: #fff;
    z-index: 100000;
    width: 360px;
    padding-bottom: 30px;
    left: 50%;
    top: 50%;
    margin: -218px 0 0 -180px;
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.25);
    transition: all 0.2s;
    -webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    -o-transition: all 0.2s;
}
.rl-modal.in {
    opacity: 1;
    filter: alpha(opacity=100);
}
.rl-modal-header {
    position: relative;
    padding: 0 20px;
}
.rl-modal-header h1 {
    font-size: 16px;
    line-height: 49px;
    height: 49px;
    color: #787d82;
    border-bottom: 1px solid #d0d6d9;
}
.rl-modal-header h1 span {
    float: left;
    width: 80px;
    text-align: center;
    height: 49px;
    line-height: 49px;
    cursor: pointer;
}
.rl-modal-header .active-title,
.rl-modal-header span:hover {
    border-bottom: 1px solid #f01400;
    color: #f01400;
}
.rl-close {
    position: absolute;
    top: 17px;
    right: 20px;
    width: 17px;
    height: 17px;
    cursor: pointer;
    background: url(../images/student/nlogin.png) no-repeat 0 0;
    transition: transform 0.2s;
    -webkit-transition: transform 0.2s;
    -moz-transition: transform 0.2s;
    -o-transition: transform 0.2s;
}
.rl-close:hover {
    background-position: 0 -21px;
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
    -moz-transform: scale(1.1);
}
.rl-modal-body {
    padding: 0 30px;
}
.error-erea {
    font-size: 14px;
    color: #f01400;
    padding-bottom: 5px;
    height: 20px;
}
.modal-backdrop {
    background-color: #ffffff;
}
.modal-backdrop.fade {
    opacity: 0;
}
.modal-backdrop,
.modal-backdrop.fade.in {
    opacity: 0.75;
    filter: alpha(opacity=75);
}
.modal-backdrop {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
    background-color: #000;
}
.fade {
    opacity: 0;
    -webkit-transition: opacity .15s linear;
    -moz-transition: opacity .15s linear;
    -o-transition: opacity .15s linear;
    transition: opacity .15s linear;
}
.rl-model-footer {
    padding: 20px 30px 4px;
}
.rlf-appendix {
    line-height: 1em;
    margin-bottom: 20px;
}
.rlf-appendix .rlf-autoin,
.rlf-appendix .rlf-forget {
    color: #787d82;
}
.rlf-appendix .rlf-forget:hover {
    color: #f01400;
}
.rlf-appendix .auto-cbx {
    margin-right: 10px;
    vertical-align: -1px;
}
.rl-modal .ipt {
    width: 279px;
    padding: 9px 9px 9px 10px;
    background-color: #fff;
    border: 1px solid #d0d6d9;
    box-shadow: 2px 0px 5px 0px #fff;
}
.rl-modal .ipt:focus {
    border-color: #98a1a6;
}
.ipt-email {
    background-position: 0 0;
}
.ipt-pwd {
    background-position: 0 -48px;
}
.ipt-nick {
    background-position: 0 -96px;
}
.rlf-verify-group .rlf-input {
    background: #fff;
    padding-left: 7px;
    width: 120px;
    vertical-align: top;
}
.rlf-verify-group img {
    height: 38px;
    width: 70px;
    margin: 0 10px;
    vertical-align: top;
    display: inline-block;
}
.rlf-verify-group span {
    display: inline-block;
    color: #39b94e;
    cursor: pointer;
    height: 40px;
    vertical-align: top;
    line-height: 150%;
    margin-top: -4px;
}
.rlf-tip-wrap {
    font-size: 12px;
    height: 20px;
}
.rlf-g-tip {
    height: 20px;
}
.rlf-tip-globle {
    font-size: 14px;
    height: 30px;
    line-height: 30px;
}
.rlf-tip-error {
    color: #f01400;
}
.btn-full {
    width: 300px;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    font-family: "Microsoft Yahei", "Hiragino Sans GB", Helvetica, "Helvetica Neue", "微软雅黑", Tahoma, Arial, sans-serif;
}
.btn-block {
    display: block;
    width: auto;
}
.forgetpwd-resultwrap {
    text-align: center;
    display: none;
    width: 260px;
}
.pop-login-sns {
    text-align: center;
    font-size: 14px;
}
.pop-login-sns span {
    color: #b5b9bc;
    display: inline-block;
    margin-top: 4px;
}
.pop-login-sns a {
    font-size: 14px;
    margin-left: 21px;
    height: 20px;
    line-height: 20px;
    color: #c8cdd2;
    transition: color .2s;
}
.pop-login-sns i {
    font-size: 29px;
    vertical-align: -3px;
    transition: color .2s;
    color: #b5b9bc;
}
.pop-login-sns .pop-sns-weixin:hover i {
    color: #00b33b;
}
.pop-login-sns .pop-sns-qq:hover i {
    color: #0088cc;
}
.pop-login-sns .pop-sns-weibo:hover i {
    color: #f01400;
}
.rl-modal .ipt-verify {
    margin-right: 10px;
    width: 120px;
    padding-left: 9px;
    background-image: none;
}
.rl-modal .sz-refresh {
    color: #b5b9bc;
    font-size: 24px;
    display: inline-block;
    margin: 8px 0 0 10px;
    -webkit-transition: 0.4s linear;
    transition: 0.4s ease-in;
}
.rl-modal .sz-refresh:hover {
    color: #787d82;
    transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
    -moz-transform: rotate(360deg);
    -o-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
}
.rl-modal {
    /*.ipt{
        .placeholder(@color-gray);
    }*/
    /* don't show the x for text inputs */
    /* don't show the eye for password inputs */
}
.rl-modal .proclaim-loc {
    position: relative;
}
.rl-modal .proclaim-btn {
    font-size: 23px;
    color: #b5b9bc;
    position: absolute;
    top: 8px;
    right: 8px;
}
.rl-modal .proclaim-btn:hover {
    color: #787d82;
}
.rl-modal .verify-img {
    width: 70px;
    height: 40px;
    vertical-align: top;
}
.rl-modal .verify-extra {
    line-height: 20px;
}
.rl-modal .verify-extra a {
    color: #00b33b;
}
.rl-modal .btn-red {
    color: #ffffff;
    background-color: #f01400;
}
.rl-modal .btn-red:hover {
    background-color: #ff6464;
}
.rl-modal .ipt-error,
.rl-modal .rlf-tip-error {
    color: #f01400;
}
.rl-modal .rlf-tip-error {
    height: 30px;
    line-height: 30px;
}
.rl-modal .js-proclaim-on .js-txt-pwd {
    display: none;
}
.rl-modal .js-proclaim-off .js-pass-pwd {
    display: none !important;
}
.rl-modal input[type=text]::-ms-clear {
    width: 0;
    height: 0;
}
.rl-modal input[type=password]::-ms-reveal {
    width: 0;
    height: 0;
}
.verify-img-wrap {
    float: left;
    height: 40px;
    width: 70px;
}
.rlf-tip-wrap {
    clear: both;
}
/*down inputs*/
.autoul {
    width: 298px;
    padding: 0px;
    border: 1px solid #98a1a6;
    border-top: 0 none;
    position: absolute;
    top: 40px;
    height: 156px;
    overflow: hidden;
    background-color: #fff;
    z-index: 10000;
}
.autoul .autoli {
    color: #787d82;
    height: 39px;
    line-height: 39px;
    text-align: left;
    cursor: pointer;
    font-size: 14px;
    padding: 0 10px;
    overflow: hidden;
    display: none;
    text-overflow: ellipsis;
}
.autoul .lihover {
    background-color: #edf1f2;
}
.autoul .showli {
    display: block;
}
.form-control .autoul {
    width: 318px;
}
/* old ie tip */
.compatible-contianer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    min-width: 800px;
    height: 30px;
    line-height: 30px;
    background: url(../images/student/iebg.gif) repeat-x;
    z-index: 999999;
}
.cpt-ct {
    color: #363636;
    font-size: 12px;
    text-align: center;
}
.cpt-ct i {
    display: inline-block;
    width: 12px;
    height: 14px;
    vertical-align: -2px;
    margin-right: 5px;
    background: url(../images/student/iefixed-sprite.png) no-repeat 0 0;
}
.cpt-ct a {
    color: #39b94e;
}
.cpt-ct a:hover {
    text-decoration: underline;
}
.cpt-handle {
    position: absolute;
    right: 20px;
    top: 0;
    font-size: 12px;
    line-height: 27px;
}
.cpt-handle a {
    display: inline-block;
    vertical-align: middle;
}
.cpt-handle .cpt-agin {
    color: #656e73;
    margin-right: 5px;
}
.cpt-handle .cpt-agin:hover {
    color: #363d40;
}
.cpt-close {
    width: 16px;
    height: 16px;
    text-align: center;
    line-height: 16px;
    border-radius: 50%;
    transition: 0.3s;
}
.cpt-close:hover {
    background-color: #fc8800;
}
.cpt-close i {
    display: inline-block;
    height: 8px;
    width: 8px;
    vertical-align: 1px;
    background: url(../images/student/iefixed-sprite.png) no-repeat 0 -24px;
}
.cpt-close:hover i {
    background-position: 0 -42px;
}
/* old ie tip end */
/*课程、评论相关的角色标识*/
.identity {
    font-size: 16px;
    margin-left: 5px;
    color: red;
    position: relative;
    top: 3px;
    display: inline-block;
}
.sz-jxsjs {
    background: url(../images/student/role_icon.png) no-repeat 0 0;
    width: 16px;
    height: 16px;
}
.sz-zhuj {
    background: url(../images/student/role_icon.png) no-repeat 0 -25px;
    width: 16px;
    height: 16px;
}
.project-qrcode {
    position: relative;
    float: right;
    width: 30px;
    height: 15px;
    color: #787d82;
}
.project-qrcode .sz-qrcode {
    vertical-align: -3px;
    color: #b5b9bc;
    cursor: pointer;
}
.project-qrcode .sz-qrcode:before {
    content: "\e903";
    font-size: 18px;
}
.project-qrcode .sz-qrcode:hover {
    color: #787d82;
}
.project-qrcode div.qrcode-box {
    display: none;
    padding: 30px;
    background: #fff;
    width: 200px;
    height: 250px;
    position: absolute;
    z-index: 99;
    top: 42px;
    right: -110px;
    text-align: center;
    box-shadow: 0 5px 16px 0 rgba(0, 0, 0, 0.3);
}
.project-qrcode div.qrcode-box .qrcode-dot {
    width: 15px;
    height: 15px;
    position: absolute;
    top: -8px;
    left: 120px;
    background: #fff;
    transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    box-shadow: 7px 5px 16px 0 rgba(0, 0, 0, 0.3);
}
.project-qrcode div.qrcode-box .qrcode-dot-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 260px;
    height: 30px;
    background: #fff;
}
.project-qrcode div.qrcode-box .qrcode-img {
    width: 164px;
    height: 164px;
    margin: 0 auto;
}
.project-qrcode div.qrcode-box p {
    float: none !important;
    padding: 30px 0 10px;
    font-size: 18px;
    color: #14191e;
    line-height: 16px;
    margin: 0;
}
.project-qrcode div.qrcode-box span {
    display: block;
    font-size: 12px;
    font-weight: normal;
    color: #b5b9bc;
    line-height: 150%;
}
.cool-pop-btn {
    position: relative;
    height: 0;
    text-align: right;
}
.cool-pop-btn .pop-action {
    position: absolute;
    right: 0;
    bottom: 0;
    top: -40px;
    text-align: center;
    width: 80px;
    height: 80px;
    line-height: 80px;
    color: #ffffff;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 6px 6px 12px 0 rgba(0, 0, 0, 0.12);
    transition: box-shadow 0.3s ease;
}
.cool-pop-btn .pop-action .action-text {
    display: block;
    vertical-align: middle;
    width: 0;
    height: 100%;
    overflow: hidden;
    font-size: 24px;
    margin-left: 0;
    white-space: nowrap;
    transition: width .3s ease;
}
.cool-pop-btn .pop-action i {
    font-size: 38px;
    vertical-align: middle;
}
.cool-pop-btn .pop-action.red {
    background-color: #f01400;
}
.cool-pop-btn .pop-action:hover {
    width: auto;
    padding: 0 30px;
    border-radius: 50px;
}
.cool-pop-btn .pop-action:hover .action-text {
    display: inline-block;
    width: 4em;
    margin-left: 16px;
}
.col-aside .divider {
    margin: 28px 0;
    height: 0;
    overflow: hidden;
    border-bottom: 1px solid #d9dde1;
}
.word-break {
    word-break: break-all;
    word-wrap: break-word;
}
.keep-word {
    white-space: nowrap;
    word-break: keep-all;
}
.container {
    width: 100%;
}
body {
    min-width: 100%;
}
#product_header {
    width: 100%;
    height: 60px;
    position: absolute;
    top: 0;
}
.headernav {
    height: inherit;
    margin: 0 auto;
    position: fixed;
    z-index: 999;
    top: 0;
    right: 0;
    left: 0;
    background-image: -moz-linear-gradient(top, #000000, rgba(0, 0, 0, 0));
    /* FF3.6+ */
    background-image: -webkit-gradient(linear, left top, left bottom, from(#000000), to(rgba(0, 0, 0, 0)));
    /* Saf4+, Chrome */
    background-image: -webkit-linear-gradient(top, #000000, rgba(0, 0, 0, 0));
    /* Chrome 10+, Saf5.1+, iOS 5+ */
    background-image: -ms-linear-gradient(top, #000000, rgba(0, 0, 0, 0));
    /* IE10 */
    background-image: -o-linear-gradient(top, #000000, rgba(0, 0, 0, 0));
    /* Opera 11.10+ */
    background-image: linear-gradient(top, #000000, rgba(0, 0, 0, 0));
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#000000, endColorstr=rgba(0, 0, 0, 0), enabled=true, gradientType='1');
    /* IE6�CIE9 */
}
.headernav .plogo {
    color: white;
}
.scrollheadernav {
    background: #ffffff;
    height: inherit;
    margin: 0 auto;
    position: fixed;
    z-index: 999;
    top: 0;
    right: 0;
    left: 0;
}
.scrollheadernav .plogo {
    color: #07111b;
    font-weight: bold;
}
.scrollheadernav .item > a {
    color: black;
    opacity: 0.5;
}
.scrollheadernav .item > a.active {
    color: #07111b;
    opacity: 1;
}
.scrollheadernav .item > a:hover {
    color: #07111b;
    opacity: 1;
}
.scrollheadernav .item a.btn_start {
    opacity: 1;
}
.scrollheadernav .item a.btn_start:hover {
    color: white;
    opacity: 1;
}
.scrollheadernav .productfit i {
    color: #07111b;
    cursor: pointer;
}
.normal_logo {
    height: inherit;
    padding-left: 10px;
}
.normal_logo .plogo {
    background: url("../images/student/logo.png") no-repeat left center;
    height: 40px;
    margin: 10px 0 0 0;
    position: absolute;
    font-size: 18px;
    font-weight: bold;
    padding-left: 50px;
    line-height: 40px;
    vertical-align: middle;
}
.item {
    margin-top: 10px;
    padding-right: 10px;
}
.item a {
    float: left;
    margin: 0 20px;
    line-height: 40px;
    font-size: 14px;
    color: #e8e8e8;
}
.item a:hover {
    border-bottom: 2px solid #f01400;
    color: white;
    cursor: pointer;
}
.item a.active {
    border-bottom: 2px solid #f01400;
    color: white;
}
.item a.btn_start {
    background: #f01400;
    margin: 0;
    padding: 0 20px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: white;
    font-size: 14px;
    border-radius: 5px;
}
.item a.btn_start:hover {
    background: #c81414;
    border-bottom: 0;
}
.page-btn {
    text-align: center;
    padding: 70px 0 10px;
}
.page-btn a {
    padding: 0 47px;
    border: 1px solid #707070;
    border-radius: 3px;
    line-height: 58px;
    font-size: 18px;
    display: inline-block;
}
section h2 {
    font-weight: bold;
}
/*product�ֻ�����*/
.productfit {
    position: relative;
    z-index: 99;
    padding: 10px 10px 0 0;
    display: none;
}
.productfit span {
    display: inline-block;
    width: 30px;
}
.productfit span i {
    font-style: normal;
    color: #fff;
    font-size: 28px;
    vertical-align: middle;
    cursor: pointer;
}
.productfit .btn_start {
    background: #f01400;
    margin: 0;
    padding: 0 10px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: white;
    font-size: 14px;
    border-radius: 5px;
    display: inline-block;
}
.productfit .btn_start:hover {
    background: #c81414;
    border-bottom: 0;
}
.productfit .nav-list {
    position: absolute;
    border-radius: 5px;
    width: 130px;
    background: #fff;
    z-index: 999;
    text-align: center;
    top: 55px;
    right: 35px;
}
.productfit .nav-list li {
    line-height: 40px;
}
.productfit .arrow-up {
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid #fff;
    position: absolute;
    top: -9px;
    left: 48px;
}
@media (min-width: 1200px) {
    .page1 h2 {
        margin: 230px auto 30px;
        font-size: 42px;
        font-weight: bold;
        line-height: 36px;
    }
    .page2 h2,
    .page3 h2,
    .page4 h2,
    .page5 h2,
    .page6 h2 {
        font-size: 36px;
        margin: 80px auto 35px;
        line-height: 32px;
        font-weight: bold;
    }
    p {
        font-size: 16px;
        line-height: 28px;
    }
    .container {
        margin: 0 auto;
        overflow: hidden;
        width: 1200px;
        height: 640px;
        line-height: 1;
        position: relative;
    }
}
@media (max-width: 684px) {
    .item {
        display: none;
    }
    .productfit {
        display: block;
    }
}
@media (max-width: 1199px) {
    .page1 h2 {
        margin: 230px 0 30px;
        font-size: 28px;
        line-height: 36px;
        font-weight: bold;
    }
    .page2 h2,
    .page3 h2,
    .page4 h2,
    .page5 h2,
    .page6 h2 {
        font-size: 18px;
        margin: 80px auto 35px;
        line-height: 32px;
        font-weight: bold;
    }
    p {
        font-size: 16px;
        line-height: 28px;
    }
    .container {
        margin: 0;
        overflow: hidden;
        width: 100% !important;
        height: 580px;
        line-height: 1;
        position: relative;
    }
    .item a {
        margin: 0 10px;
    }
    .item a.btn_start {
        padding: 0 10px;
    }
}
@media (max-width: 600px) {
    .container {
        height: 600px;
        max-width: 100%;
    }
    .item {
        display: none;
    }
    .productfit {
        display: block;
    }
    .page1 h2 {
        font-size: 24pt;
        line-height: 36pt;
        text-align: center;
        font-weight: bold;
    }
    .page2 h2,
    .page3 h2,
    .page4 h2,
    .page5 h2,
    .page6 h2 {
        font-size: 18pt;
        line-height: 36pt;
        text-align: center;
        font-weight: bold;
    }
    .icon-line1,
    icon-line2 {
        margin: 15pt auto;
    }
    p {
        font-size: 12pt;
        line-height: 22pt;
        padding: 0 10pt;
        text-align: center;
    }
    #footer {
        display: none;
    }
}
.page1,
.page5 {
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
}
.icon-line1 {
    background: #00c1ae;
    position: absolute;
}
.icon-line2 {
    background: #fff;
    position: absolute;
}
.page1 {
    background-image: url(../images/student/page1.jpg);
    background-color: #454742;
    color: #fff;
    text-align: center;
}
.page2 {
    background-color: #fff;
    color: #07111b;
    text-align: center;
}
.page2 .icon-1 {
    background-repeat: no-repeat;
    background-image: url(../images/student/page2_1.png);
    position: absolute;
}
.page2 .icon-2 {
    background-repeat: no-repeat;
    background-image: url(../images/student/page2.png);
    background-position: top center;
    position: absolute;
    height: 281px;
    width: 100%;
}
.page3 {
    background-color: #00c1ae;
    color: #fff;
}
.page3 h2,
.page3 p,
.page3 .icon-1,
.page3 .icon-2 {
    position: absolute;
}
.page3 .icon-1 {
    background-repeat: no-repeat;
    background-image: url(../images/student/page3.png);
    position: absolute;
}
.page4 {
    background-color: #fff;
    color: #07111b;
}
.page4 h2,
.page4 p,
.page4 .icon-1,
.page4 .icon-2 {
    position: absolute;
}
.page4 .icon-1 {
    position: absolute;
    background-repeat: no-repeat;
    background-image: url(../images/student/page4.png);
    background-size: cover;
}
.page4 .icon-2 {
    background-repeat: no-repeat;
    background-image: url(../images/student/page4_1.png);
    position: absolute;
    background-size: cover;
}
.page5 {
    background-image: url(../images/student/page5.jpg);
    background-color: #454742;
    color: #fff;
    text-align: center;
}
.page6 {
    background-color: #1b1b1b;
    color: #fff;
    text-align: center;
}
.page6 .icon-1 {
    background-repeat: no-repeat;
    background-image: url(../images/student/page6.png);
    position: absolute;
}
.icon-line1,
.icon-line2 {
    width: 50px;
    height: 3px;
}
.page2 h2 {
    font-weight: bold;
    margin: 350px auto 35px;
}
.page2 .icon-1 {
    left: 50%;
    margin-left: -40px;
    top: 166px;
    width: 80px;
    height: 87px;
}
.page2 .icon-line1 {
    position: static;
    margin: 30px auto;
    text-align: center;
}
.page3 h2 {
    left: 50%;
    margin-left: 70px;
    top: 140px;
}
.page3 p {
    left: 50%;
    margin-left: 70px;
    top: 328px;
}
.page3 .icon-1 {
    left: 130px;
    top: 140px;
    width: 340px;
    height: 340px;
}
.page3 .icon-line2 {
    left: 50%;
    margin-left: 70px;
    top: 294px;
}
.page4 h2 {
    left: 0px;
    top: 140px;
}
.page4 p {
    left: 0px;
    top: 328px;
}
.page4 .icon-1,
.page4 .icon-2 {
    width: 530px;
    height: 530px;
    left: 50%;
    margin-left: 30px;
    bottom: 0px;
}
.page4 .icon-line1 {
    left: 0px;
    top: 294px;
}
.page5 h2 {
    margin: 230px 0 65px;
}
.page5 .icon-line1 {
    margin-left: -25px;
    left: 50%;
    top: 294px;
}
.page6 {
    color: #fff;
}
.page6 h2 {
    margin: 350px 0 65px;
}
.page6 .icon-1 {
    width: 200px;
    height: 200px;
    left: 50%;
    margin-left: -100px;
    top: 100px;
}
.page6 .icon-line1 {
    margin-left: -25px;
    left: 50%;
    top: 414px;
}
@media (min-width: 720px) and (max-width: 1199px) {
    .page2 h2 {
        margin: 350px auto 60px;
    }
    .page2 .icon-2 {
        background-size: 98% auto;
    }
    .page2 .icon-1 {
        top: 100px;
    }
    .page3 .icon-1 {
        left: 20px;
        top: 140px;
        width: 340px;
        height: 340px;
    }
    .page3 h2,
    .page3 p,
    .page3 .icon-line2 {
        left: 45%;
    }
    .page4 h2,
    .page4 p,
    .page4 .icon-line1 {
        left: 20px;
    }
    .page4 p {
        left: 20px;
        top: 328px;
        font-size: 16px;
    }
    .page4 .icon-1,
    .page4 .icon-2 {
        width: 450px;
        height: 450px;
        left: 50%;
        margin-left: 30px;
        bottom: 0px;
    }
}
@media (min-width: 568px) and (max-width: 719px) {
    .page2 .icon-2 {
        background-size: 100% auto;
    }
    .page2 .icon-1 {
        top: 85px;
    }
    .page3 .icon-1 {
        background-size: 50% auto;
        left: 0;
        background-position: left center;
        width: 100%;
        height: 100%;
        top: 0;
    }
    .page3 h2,
    .page3 p,
    .page3 .icon-line2 {
        left: 50%;
        margin-left: 10pt;
    }
    .page3 p {
        padding: 0;
        text-align: left;
    }
    .page4 h2 {
        margin: 100pt auto 0;
        top: 0;
        left: 0;
        position: static;
        text-align: left;
        margin-left: 10pt;
    }
    .page4 p {
        position: static;
        text-align: left;
        top: 0;
        left: 0;
        padding-left: 15px;
    }
    .page4 .icon-line1 {
        top: 0;
        left: 0;
        margin: 15pt 0 15pt 10pt;
        position: static;
    }
    .page4 .icon-1,
    .page4 .icon-2 {
        width: 100%;
        height: 100%;
        background-size: 70% auto;
        left: 0;
        margin-left: 0;
        background-position: bottom right;
    }
}
@media screen and (max-width: 567px) {
    .page2 {
        position: relative;
    }
    .page2 .container {
        background-size: contain;
    }
    .page2 h2 {
        margin: 200pt auto 0;
    }
    .page2 .icon-line1 {
        margin: 15pt auto;
    }
    .page2 .icon-1 {
        background-size: 60% auto;
        margin-left: -24px;
        top: 85px;
    }
    .page2 .icon-2 {
        background-size: 100% 50%;
    }
    .page3 h2 {
        left: 0;
        text-align: center;
        width: 100%;
        top: 0;
        position: static;
        margin: 245pt auto 0;
    }
    .page3 p {
        left: 0;
        text-align: center;
        top: 0;
        padding: 0 10pt;
        margin-left: 0;
        position: static;
        word-wrap: break-word;
        word-break: break-all;
    }
    .page3 .icon-1 {
        background-size: 50% auto;
        left: 0;
        top: 100pt;
        background-position: top center;
    }
    .page3 .icon-line2 {
        top: 0;
        left: 0;
        position: static;
        margin: 15pt auto;
    }
    .page4 h2 {
        margin: 120pt auto 0;
        position: static;
        text-align: center;
    }
    .page4 p {
        top: 0;
        text-align: center;
        position: static;
    }
    .page4 .icon-line1 {
        position: static;
        margin: 15pt auto;
    }
    .page4 .icon-1,
    .page4 .icon-2 {
        width: 100%;
        height: 100%;
        background-size: auto 40%;
        background-position: center bottom;
        left: 0;
        margin-left: 0;
    }
    .page4 .icon-2 {
        position: absolute;
    }
    .page5 h2 {
        margin: 150pt auto 0;
    }
    .page5 .icon-line1 {
        position: static;
        left: 0;
        margin: 15pt auto;
        top: 0;
    }
    .page5 .icon-1 {
        top: 150pt;
    }
    .page6 h2 {
        margin: 260pt auto 0;
    }
    .page6 .icon-1 {
        background-size: 50% auto;
        width: 100%;
        height: 100%;
        background-position: top center;
        left: 0;
        margin-left: 0;
    }
    .page6 .icon-line1 {
        top: 0;
        position: static;
        margin: 15pt auto;
    }
}
